Adrenal gland, Biology

Assignment Help:

ADRENAL OR SUPRARENAL GLANDS (GLANDS OF EMERGENCY) -

  • These are paired structures located on the top of the kidneys.
  • Each adrenal gland has two parts external adrenal cortex and internal adrenal medulla.
  • The adrenal cortex is derived from the mesoderm of the embryo & adrenal medulla from the ectoderm.
  • The cortex is surrounded by a fibrous capsule.
  • The adrenal cortex is differentiated into three regions or zones -

             (i) Outer, thin zona glomerulosa (15% of the gland)

             (ii) Middle, thick zona fasciculata (50% of the gland)

             (iii) Inner, thin zona reticularis (7% of the gland).

  • The cells of the zona fasciculata and zona reticularis contain vitamin C (ascorbic acid).

655_adrenal gland.png


Related Discussions:- Adrenal gland

List four common exercises you will recommend to a patient, List four commo...

List four common exercises you will recommend to a patient. Common exercises are: - brisk walking - cycling - swimming - playing tennis - dancing - rope skip

Impoundments - lentic ecosystems, Impoundments - Lentic Ecosystems We...

Impoundments - Lentic Ecosystems We have so far discussed natural lakes. In addition to these there are a number of lakes both small and large artificially created by man cal

What are the classes of lipoproteins in the blood, Q. What are the classes ...

Q. What are the classes of lipoproteins in the blood? Blood lipids (cholesterol, triglycerides and phospholipids) being insoluble in blood need a ship to travel in our body; it

Where can rna are found within cells, Q. Where can RNA are found within cel...

Q. Where can RNA are found within cells? In the eukaryote cell nucleus the RNA can be found to dispersed in the nuclear fluid, along with the DNA, and as the main constituent o

Define clinical progress for treatment for pem, Define Clinical progress fo...

Define Clinical progress for treatment for pem? Normally, clinical improvement is evident within a week with the disappearance of oedema, The appetite improves almost dramatica

Explain dietetics, Explain Dietetics Dietetics  has been defined as  t...

Explain Dietetics Dietetics  has been defined as  the science and art of feeding individuals based  on the principles of  nutrition. It can also be  said  to  be  the "science

Advantages and disadvantages in usage of solid fuels, Advantages (1)   ...

Advantages (1)   Liquid and gaseous fuels can be manufactured from solid fuels. (2)   Relatively cheap and easily available. (3)   These are easy to transport. (4)   A

Clinical features of gout disease, Q. Clinical Features of gout disease? ...

Q. Clinical Features of gout disease? You may be enjoying good heath but may suddenly get a severe attack. You wake up in the middle of the night, and your big toe feels as if

Medical management of mitral regurgitation, Q. Medical Management of mitral...

Q. Medical Management of mitral regurgitation? Vasodilator therapy to reduce afterload may be beneficial in patients with chronic mitral regurgitation, but there is no evidence

Investigating, What is scientific investigation?

What is scientific investigation?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd